Would anyone have some sugestions on reducing desense fading in and out on a repeater.some information sugests checking out the antenna system .any sugestions?
Thank You,
Ian Wells,
Kerinvale Comaudio,
www.kerinvalecomaudio.com.au
YAHOO! GROUPS LINKS
Hi Ian,
Can you elaborate some more?
Do you mean that your repeater Rx is
experiencing a fading signal from a mobile.
... Or is your repeater sufferingfrom interference from
possibly another repeater or local device (Desense).
Cheers
2nd desense .i.e. Crackle fading in and out on the signal .Sometimes clear as and then crackle gets worst and then clears up.
I am please of the help the guys came up with before in relation to my uhf and VHF repeaters .The problem turned out to be my mobile notch duplexer and it has now
Ian, What weather conditions does this happen in?
_
Gareth Bennett
This e-mail is confidential, if you received this message in
error, or youare not the intended recipient,please return it to the
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All .at the moment we have clear days with low wind .it may come down to antennas swaying
Thank You,
Ian Wells,
Kerinvale Comaudio,
www.kerinvalecomaudio.com.au
---Original Message---
From: Gareth Bennett
Date: 05/04/06 21:07:02
To: Repeater-Builder@yahoogroups.com
Subject: Re:
I thought that this could have been precip static, but this
appears not to be the case in this instance.
If your site is solar powered, try
disabling the solar charge regulator and running the site soley on batteries
whilst testing with a mobile in an area that causes such noise.
Certain
Ian Wells wrote:
Would anyone have some sugestions on reducing desense fading in and out
on a repeater.some information sugests checking out the antenna system
.any sugestions?
As has been suggested, try running the repeater only from batteries
with all power supplies, charge controllers
Thanks Paul .I will be trying it as soon as I get onsite again .from what I can gather the problem doesn't occur very often say once or twice a day but the sites havent much traffic on them at this time so it could be occuring more often but not when we using it when it happensI will find
Thanks Harold.
I'm not sure how the current version harness is done either.
Sinclair sent me a diagram for the current model 235-2, but both it
and the one that came with my older (1998) version are very poor
when it comes to showing any details like that. It looks like
(maybe) the current
Harold Farrenkopf [EMAIL PROTECTED] wrote:
I was refering to the resonant frequency of just one loop and
cable out of the can behaving like a quarter wave shorted stub
(or 3/4 wave) for determining the cable length.
No problama, for the most part, that's how many/most people
select the
Put A yagi in the elevator shaft and invert it rob.
-Robert
RyanTenafly Fire Department #39Metro Fire Photographers Car
#24Command Radio Communications Inc.201-410-5742
- Original Message -
From:
[EMAIL PROTECTED]
To:
Hey guys take a look at this writeup it might shed some light on my thoughts.
http://cfa-www.harvard.edu/space_geodesy/BARGEN/publications/rx_mem.pdf
The MorningStar is a high frequency pulse width modulation type regulator. Therefore,
When the batteries are fully charged, the regulator
I have a Sinclair Duplexer that I'm rehabilitating, and I want to
use new connectors for the panel. The only information I have is
that they say Delta UG-300/U on the side. Delta does not carry
this part number in their catalog anymore, but they look like pretty
much standard female to
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